CN102095539A - Self-height-adjusting multi-directional intelligent force-measuring bracket - Google Patents
Self-height-adjusting multi-directional intelligent force-measuring bracket Download PDFInfo
- Publication number
- CN102095539A CN102095539A CN 201010554180 CN201010554180A CN102095539A CN 102095539 A CN102095539 A CN 102095539A CN 201010554180 CN201010554180 CN 201010554180 CN 201010554180 A CN201010554180 A CN 201010554180A CN 102095539 A CN102095539 A CN 102095539A
- Authority
- CN
- China
- Prior art keywords
- voltage divider
- wedge type
- plane
- type voltage
- pendulum
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
Images
Landscapes
- Testing Of Devices, Machine Parts, Or Other Structures Thereof (AREA)
Abstract
The invention relates to a self-height-adjusting multi-directional intelligent force-measuring bracket comprising an upper pendulum, a lower pendulum, a wedge-shaped voltage divider, a base and a plurality of pressure sensors. The lower surface of the upper pendulum is a convex sphere, the upper surface of the lower pendulum is a concave sphere, the upper pendulum and the lower pendulum are in spherical contact; the upper side of the wedge-shaped voltage divider and the lower side of the lower pendulum of the wedge-shaped voltage divider are in inclined surface contact, the wedge-shaped voltage divider is arranged between the lower pendulum and the base in the vertical direction, the plurality of pressure sensors are arranged between the wedge-shaped voltage divider and the vertical wall of the base in the horizontal direction. The invention can be used as brackets of bridges, buildings or other engineering structural works and used for testing and monitoring various loads, such as static loads, movable loads, impact loads, earthquake loads and added loads generated by temperature change and eliminating impact and vibration possibly caused by fulcrum loose for the reasons of foundation settlement, and the like.
Description
Technical field
The present invention relates to a kind of Dynamometric support, especially relate to a kind of can be to the multidirectional intelligent Dynamometric support that acts on that the load of vertical direction and each horizontal direction on the works is tested automatically and can raise automatically when coming to nothing when unloading, it also is a kind of multi-functional bearing of bridge and overpass beam-ends.
Background technology
Along with the continuous progress of engineering, the bridge structure span ability is increasing, and structural shape also becomes increasingly complex various.The bridge complex structure common characteristic of these large spans is exactly all to belong to the high order hyperstatic structure, and its internal force calculates very complicated.Because the error that the computation model simplification produces, the difference of material mechanical performance and construction error, the unequal influence of various factors of each position temperature variation of works, make works at work progress or to build up back its internal force and design load widely different, and the very difficult estimation of these differences, bury certain potential safety hazard for the later use of works.After bridge builds up, sedimentation can take place in pier over a period to come, this will cause the heavily distribution of bridge structure internal force, and the high-speed railway bridge of building for China is if the pier sedimentation causes the simple supported box beam three-point support may cause the generation of catastrophic failure.Therefore, in time understand bridge pad force-bearing situation, can raise automatically when coming to nothing when bearing unloading suddenly takes place, three-point support appears when avoiding vehicle to pass a bridge, this is economy and an effective solution of being avoided bridge generation catastrophic failure.
At present, still there be not both at home and abroad a kind of can be simultaneously the test to acting on the works load vertical and horizontal direction, and when coming to nothing, bearing can raise voluntarily with the Dynamometric support of supporting vehicular load, this bearing both can in time be found the ANOMALOUS VARIATIONS that bridge pad is stressed, the impact that bearing came to nothing and causes when the vehicle that can may occur was by oneself again passed a bridge.
Summary of the invention
The present invention has designed a kind of from heightening multidirectional intelligent Dynamometric support, and the technical matters of its solution is: (1) existing bearing can not use a sensor simultaneously vertical load and horizontal loading to be detected, and realizes monitoring long-range, robotization and intellectuality;
(2) still there be not both at home and abroad a kind of can be simultaneously the test to acting on the works load of vertical direction and horizontal direction, and when coming to nothing, bearing can raise voluntarily with the Dynamometric support of supporting vehicular load, this bearing both can in time be found the ANOMALOUS VARIATIONS that bridge pad is stressed, the impact that bearing came to nothing and causes when the vehicle that can may occur was by oneself again passed a bridge.
In order to solve the technical matters of above-mentioned existence, the present invention has adopted following scheme:
A kind of from heightening multidirectional intelligent Dynamometric support, comprise pendulum (1), the bottom (3), wedge type voltage divider (5), base (7) and a plurality of pressure transducer (8), the described lower surface of going up pendulum (1) is protruding sphere, the upper surface of the described bottom (3) is a concave spherical surface, and the described pendulum (1) of going up contacts for sphere with the described bottom (3); Contact for the inclined-plane below the top and described bottom (3) of described wedge type voltage divider (5), described wedge type voltage divider (5) is positioned between the described bottom (3) and the described base (7) in vertical direction, and described a plurality of pressure transducers (8) are positioned between the wall of described wedge type voltage divider (5) and described base (7) in the horizontal direction; Described a plurality of pressure transducer (8) be under pressure electric signal that effect back produces by connect lead (11) by data acquisition module (12) gather, analyze with synthetic the processing after, restore and act on size and the direction thereof of heightening level and vertical load on the multidirectional intelligent Dynamometric support certainly.
Further, also comprise wedge type lock (9) and top pressure spring (10), described wedge type lock (9) is positioned between the wall of described pressure transducer (8) and described base (7); The one side of described wedge type lock (9) is the inclined-plane, and is bearing on the inclined-plane of described base (7) abutment wall; Described top pressure spring (10) is supporting with the abutment wall of described base (7), and roof pressure is on the end face of described wedge type voltage divider (5).
Further, be provided with the first antifriction layer (2) between protruding sphere of described upward pendulum (1) bottom surface and the concave spherical surface above the described bottom (3), described protruding sphere is the sphere contact with contacting of the described first antifriction layer (2) respectively with concave spherical surface.
Further, be provided with the second antifriction layer (4) between the following and described wedge type voltage divider (5) of the described bottom (3) top; The described bottom (3) all is the inclined-plane contact with contacting of the described second antifriction layer (4) respectively with described wedge type voltage divider (5).
Further, the bottom surface of described wedge type voltage divider (5) is plane or inclined-plane, the upper support face of described base (7) also correspondence is set to plane or inclined-plane, be provided with the 3rd antifriction layer (6) between the upper support face of the bottom surface of described wedge type voltage divider (5) and described base (7), described wedge type voltage divider (5) is plane contact or inclined-plane contact with contacting of described the 3rd antifriction layer (6) respectively with described base (7).
Further, described pressure transducer (8) is plane contact or sphere contact with contacting of described wedge type voltage divider (5), and described pressure transducer (8) then is plane contact with contacting of described wedge type lock (9).
Further, the data of described data acquisition module (12) collection compare with normal working load to the remote computer analyzing and processing through wireless network transmissions.
This is heightened multidirectional intelligent Dynamometric support certainly and compares with traditional Dynamometric support, has following beneficial effect:
(1) the present invention can be used as the bearing of bridge, building or other engineering structure, in order to various loads being comprised the test and the monitoring of additional load that dead load, dynamic load, impact load, earthquake load, temperature variation produce etc., and eliminate impact and the vibration that causes fulcrum to come to nothing to cause owing to reasons such as foundation settlements.
(2) the present invention's vertical load of utilizing the wedge type voltage divider will act on bearing decomposites horizontal component by a certain percentage, and measure by a plurality of pressure transducers and data acquisition module that level is installed, the horizontal loading that acts on bearing simultaneously also can be by pressure transducer and data acquisition module are measured on the same group; Pressure transducer adopts the high resistance strain type pressure sensor of response frequency, can realize the test of dynamic load.
(3) the present invention is when basis generation sedimentation causes pendulum first antifriction pull-up contacted with it to be opened, the spring force that can utilize top pressure spring to discharge promotes the wedge type voltage divider and moves and make the bearing rising toward the bearing centerline direction, and the wedge type lock will pin the position after bearing raises simultaneously.
(4) data of data collecting module collected of the present invention compare with normal working load to the remote computer analyzing and processing through wireless network transmissions, occur reporting to the police when unusual, can realize monitoring long-range, robotization and intellectuality.
Description of drawings
Fig. 1 is that the present invention is from the structural representation of heightening multidirectional intelligent Dynamometric support;
Fig. 2 is half elevation and the half-sectional view of I-I among Fig. 1;
Fig. 3 is half elevation and the half-sectional view of II-II among Fig. 1.
Description of reference numerals:
The last pendulum of 1-; The 2-first antifriction layer; The 3-bottom; The 4-second antifriction layer; 5-wedge type voltage divider; 6-the 3rd antifriction layer; The 7-base; The 8-pressure transducer; 9-wedge type lock; The 10-top pressure spring; 11-connects lead; The 12-data acquisition module.
Embodiment
Below in conjunction with Fig. 1 to Fig. 3, the present invention will be further described:
A kind of from heightening multidirectional intelligent Dynamometric support, it is made up of last pendulum 1, the first antifriction layer 2, the bottom 3, the second antifriction layer 4, wedge type voltage divider 5, the 3rd antifriction layer 6, base 7, pressure transducer 8, wedge type lock 9, top pressure spring 10, connection lead 11 and data acquisition module 12.For the inclined-plane contacts, between the bottom 3 and base 7, a plurality of pressure transducers 8 are in the horizontal direction between the wall of wedge type voltage divider 5 and base 7 in vertical direction for wedge type voltage divider 5 below the top and bottom 3 of wedge type voltage divider 5; A plurality of pressure transducers 8 be under pressure electric signal that effect back produces by connect lead 11 by data acquisition module 12 gather, analyze with synthetic the processing after, restore and act on size and the direction thereof of heightening level and vertical load on the multidirectional intelligent Dynamometric support certainly.
In addition, also comprise wedge type lock 9 and top pressure spring 10, wedge type lock 9 is between the wall of pressure transducer 8 and base 7; The one side of wedge type lock 9 is the inclined-plane, and is bearing on the inclined-plane of base 7 abutment walls; Top pressure spring 10 is supporting with the abutment wall of base 7, and roof pressure is on the end face of wedge type voltage divider 5.When sedimentation takes place on the basis, when causing pendulum 1 antifriction layer 2 contacted to break away from it, being compressed in spring 9 between wedge type voltage divider 5 and base 7 walls will promote wedge type voltage divider 5 and be with pressure transducer 8 to move and bearing is raise toward the bearing centerline directions, simultaneously wedge type lock 9 will clog wedge type voltage divider 5 and pressure transducer 8 toward the space that stays after the bearing centerline direction moves, and pin the position of bearing after automatic rising under the spring force effect.
The data that data acquisition module 12 is gathered compare with normal working load to the remote computer analyzing and processing through wireless network transmissions, occur reporting to the police when unusual, can realize monitoring long-range, robotization and intellectuality.
The end face of last pendulum 1 is the plane, is provided with the bolt hole that is connected with works at four jiaos.Below the last pendulum 1 is protruding sphere, and the top of the bottom 3 is concave spherical surface, is provided with the first antifriction layer 2 between two spheres, and protruding sphere is the sphere contact with concave spherical surface and contacting of the first antifriction layer 2.
The following of the bottom 3 is the inclined-plane, and the top of wedge type voltage divider 5 is the inclined-plane, is provided with the second antifriction layer 4 between two inclined-planes, and the bottom 3 is the inclined-plane contact with contacting of the second antifriction layer 4 all with wedge type voltage divider 5.
The bottom surface of wedge type voltage divider 5 can be plane or inclined-plane, the upper support face of base 7 also can correspondence be set to plane or inclined-plane, be provided with the 3rd antifriction layer 6 between the upper support face of the bottom surface of wedge type voltage divider 5 and base 7, wedge type voltage divider 5 is plane contact or inclined-plane contact with base 7 and contacting of the 3rd antifriction layer 6.
The present invention has following characteristics:
1, can carry out vertical and horizontal direction load test simultaneously;
2, can carry out dynamic test;
3, can realize test automation and remote monitoring;
4, measuring accuracy height;
5, when sedimentation in a small amount took place on the basis, the present invention can raise and self-locking voluntarily, issuable impact and vibration in the time of can eliminating the vehicle gap bridge.
The present invention can be used as the bearing of bridge, building or other engineering structure, in order to various loads being comprised the test and the monitoring of additional load that dead load, dynamic load, impact load, earthquake load, temperature variation produce etc., and eliminate impact and the vibration that causes fulcrum to come to nothing to cause owing to reasons such as foundation settlements.
In conjunction with the accompanying drawings the present invention has been carried out exemplary description above; obvious realization of the present invention is not subjected to the restriction of aforesaid way; as long as the various improvement of having adopted method design of the present invention and technical scheme to carry out; or design of the present invention and technical scheme are directly applied to other occasion without improving, all in protection scope of the present invention.
Claims (7)
1. heighten multidirectional intelligent Dynamometric support certainly for one kind, comprise pendulum (1), the bottom (3), wedge type voltage divider (5), base (7) and a plurality of pressure transducer (8), the described lower surface of going up pendulum (1) is protruding sphere, the upper surface of the described bottom (3) is a concave spherical surface, and the described pendulum (1) of going up contacts for sphere with the described bottom (3); It is characterized in that: contact for the inclined-plane below the top and described bottom (3) of described wedge type voltage divider (5), described wedge type voltage divider (5) is positioned between the described bottom (3) and the described base (7) in vertical direction, and described a plurality of pressure transducers (8) are positioned between the wall of described wedge type voltage divider (5) and described base (7) in the horizontal direction; Described a plurality of pressure transducer (8) be under pressure electric signal that effect back produces by connect lead (11) by data acquisition module (12) gather, analyze with synthetic the processing after, restore and act on size and the direction thereof of heightening level and vertical load on the multidirectional intelligent Dynamometric support certainly.
2. described from heightening multidirectional intelligent Dynamometric support according to claim 1, it is characterized in that: also comprise wedge type lock (9) and top pressure spring (10), described wedge type lock (9) is positioned between the wall of described pressure transducer (8) and described base (7); The one side of described wedge type lock (9) is the inclined-plane, and is bearing on the inclined-plane of described base (7) abutment wall; Described top pressure spring (10) is supporting with the abutment wall of described base (7), and roof pressure is on the end face of described wedge type voltage divider (5).
3. according to claim 1 or 2 described from heightening multidirectional intelligent Dynamometric support, it is characterized in that: be provided with the first antifriction layer (2) between protruding sphere of described upward pendulum (1) bottom surface and the concave spherical surface above the described bottom (3), described protruding sphere is the sphere contact with contacting of the described first antifriction layer (2) respectively with concave spherical surface.
4. described from heightening multidirectional intelligent Dynamometric support according to claim 3, it is characterized in that: be provided with the second antifriction layer (4) between the following and described wedge type voltage divider (5) of the described bottom (3) top; The described bottom (3) all is the inclined-plane contact with contacting of the described second antifriction layer (4) respectively with described wedge type voltage divider (5).
5. described from heightening multidirectional intelligent Dynamometric support according to claim 4, it is characterized in that: the bottom surface of described wedge type voltage divider (5) is plane or inclined-plane, the upper support face of described base (7) also correspondence is set to plane or inclined-plane, be provided with the 3rd antifriction layer (6) between the upper support face of the bottom surface of described wedge type voltage divider (5) and described base (7), described wedge type voltage divider (5) is plane contact or inclined-plane contact with contacting of described the 3rd antifriction layer (6) respectively with described base (7).
6. according to claim 4 or 5 described from heightening multidirectional intelligent Dynamometric support, it is characterized in that: described pressure transducer (8) is plane contact or sphere contact with contacting of described wedge type voltage divider (5), and described pressure transducer (8) then is plane contact with contacting of described wedge type lock (9).
7. according to claim 1,2,4 or 5 described from heightening multidirectional intelligent Dynamometric support, it is characterized in that: the data that described data acquisition module (12) is gathered compare with normal working load to the remote computer analyzing and processing through wireless network transmissions.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201010554180A CN102095539B (en) | 2010-11-23 | 2010-11-23 | Self-height-adjusting multi-directional intelligent force-measuring bracket |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201010554180A CN102095539B (en) | 2010-11-23 | 2010-11-23 | Self-height-adjusting multi-directional intelligent force-measuring bracket |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102095539A true CN102095539A (en) | 2011-06-15 |
| CN102095539B CN102095539B (en) | 2012-09-05 |
Family
ID=44128724
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201010554180A Active CN102095539B (en) | 2010-11-23 | 2010-11-23 | Self-height-adjusting multi-directional intelligent force-measuring bracket |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN102095539B (en) |
Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102507248A (en) * | 2011-11-09 | 2012-06-20 | 上海同豪土木工程咨询有限公司 | Method for testing whether bridge bearing has void |
| CN102912722A (en) * | 2012-09-25 | 2013-02-06 | 北京铁科首钢轨道技术股份有限公司 | Spherical multidirectional force measuring support |
| EP3090917A4 (en) * | 2014-08-18 | 2017-07-12 | CRRC Qingdao Sifang Rolling Stock Research Institute Co., Ltd. | Self-adjusting supporting head |
| CN109914228A (en) * | 2019-03-29 | 2019-06-21 | 株洲时代新材料科技股份有限公司 | A kind of damping device |
| CN111006796A (en) * | 2019-11-12 | 2020-04-14 | 福建省永正工程质量检测有限公司 | Sensor for bridge support of Internet of things |
| CN112629715A (en) * | 2020-12-18 | 2021-04-09 | 成都济通路桥科技有限公司 | Replacement method convenient for replacing sensing device |
| CN112748067A (en) * | 2020-12-23 | 2021-05-04 | 成都济通路桥科技有限公司 | Force measuring device for accurately measuring friction coefficient and support calibration method |
| WO2021097960A1 (en) * | 2019-11-20 | 2021-05-27 | 北京铁科首钢轨道技术股份有限公司 | Vertical force measurement spherical bearing |
| CN114088273A (en) * | 2021-11-11 | 2022-02-25 | 株洲时代新材料科技股份有限公司 | Force measuring support and using method thereof |
| CN114622484A (en) * | 2022-04-25 | 2022-06-14 | 中铁大桥局集团有限公司 | Multifunctional intelligent support and use method |
| CN112748067B (en) * | 2020-12-23 | 2024-06-04 | 济通智能装备股份有限公司 | Calibration method for force measuring device and support based on friction coefficient measurement |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2415054Y (en) * | 2000-04-26 | 2001-01-17 | 黄茂忠 | Adjustable height steel support for dynamometry |
| KR20100075088A (en) * | 2008-12-24 | 2010-07-02 | 김영권 | Height-adjustable elastomeric bearing |
| CN101561326B (en) * | 2009-06-02 | 2010-09-22 | 李连秀 | Multi-directional load transducer |
-
2010
- 2010-11-23 CN CN201010554180A patent/CN102095539B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2415054Y (en) * | 2000-04-26 | 2001-01-17 | 黄茂忠 | Adjustable height steel support for dynamometry |
| KR20100075088A (en) * | 2008-12-24 | 2010-07-02 | 김영권 | Height-adjustable elastomeric bearing |
| CN101561326B (en) * | 2009-06-02 | 2010-09-22 | 李连秀 | Multi-directional load transducer |
Non-Patent Citations (1)
| Title |
|---|
| 《铁道建筑》 20071231 黄茂忠，张松琦，张远庆 可调高双柱面支座的设计与试验研究 , 第2期 2 * |
Cited By (15)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102507248B (en) * | 2011-11-09 | 2013-12-18 | 上海同豪土木工程咨询有限公司 | Method for testing whether bridge bearing has void |
| CN102507248A (en) * | 2011-11-09 | 2012-06-20 | 上海同豪土木工程咨询有限公司 | Method for testing whether bridge bearing has void |
| CN102912722A (en) * | 2012-09-25 | 2013-02-06 | 北京铁科首钢轨道技术股份有限公司 | Spherical multidirectional force measuring support |
| CN102912722B (en) * | 2012-09-25 | 2015-04-22 | 北京铁科首钢轨道技术股份有限公司 | Spherical multidirectional force measuring support |
| EP3090917A4 (en) * | 2014-08-18 | 2017-07-12 | CRRC Qingdao Sifang Rolling Stock Research Institute Co., Ltd. | Self-adjusting supporting head |
| CN109914228B (en) * | 2019-03-29 | 2020-12-01 | 株洲时代新材料科技股份有限公司 | Shock-absorbing device |
| CN109914228A (en) * | 2019-03-29 | 2019-06-21 | 株洲时代新材料科技股份有限公司 | A kind of damping device |
| CN111006796A (en) * | 2019-11-12 | 2020-04-14 | 福建省永正工程质量检测有限公司 | Sensor for bridge support of Internet of things |
| WO2021097960A1 (en) * | 2019-11-20 | 2021-05-27 | 北京铁科首钢轨道技术股份有限公司 | Vertical force measurement spherical bearing |
| CN112629715A (en) * | 2020-12-18 | 2021-04-09 | 成都济通路桥科技有限公司 | Replacement method convenient for replacing sensing device |
| CN112748067A (en) * | 2020-12-23 | 2021-05-04 | 成都济通路桥科技有限公司 | Force measuring device for accurately measuring friction coefficient and support calibration method |
| CN112748067B (en) * | 2020-12-23 | 2024-06-04 | 济通智能装备股份有限公司 | Calibration method for force measuring device and support based on friction coefficient measurement |
| CN114088273A (en) * | 2021-11-11 | 2022-02-25 | 株洲时代新材料科技股份有限公司 | Force measuring support and using method thereof |
| CN114088273B (en) * | 2021-11-11 | 2024-03-12 | 株洲时代新材料科技股份有限公司 | Force measuring support and use method thereof |
| CN114622484A (en) * | 2022-04-25 | 2022-06-14 | 中铁大桥局集团有限公司 | Multifunctional intelligent support and use method |
Also Published As
| Publication number | Publication date |
|---|---|
| CN102095539B (en) | 2012-09-05 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN102095539B (en) | Self-height-adjusting multi-directional intelligent force-measuring bracket | |
| CN102912722B (en) | Spherical multidirectional force measuring support | |
| CN208594474U (en) | A kind of intelligent spherical Dynamometric support | |
| CN214168736U (en) | Height-adjusting force-measuring supporting device with power device | |
| CN104697673A (en) | Method for testing axial force of anchor rod | |
| CN100543436C (en) | A kind of device and method of testing of using thrust method for releasing testing shock-separating structure | |
| CN204694465U (en) | Rubber support is resistance to compression and shearing strength proving installation under compound stress | |
| CN109211390B (en) | Safety test and evaluation method for vibration and strength of power transmission tower | |
| CN105836569A (en) | Elevator weighing device | |
| CN112853949A (en) | Bridge plate type rubber support with internal stress monitoring system | |
| Li et al. | Bridge damage detection from the equivalent damage load by multitype measurements | |
| CN202869717U (en) | Absolute stress detection apparatus for prestressed concrete bridge | |
| CN201738234U (en) | Basin rubber support provided with three-dimensional dynamometer | |
| CN101561326B (en) | Multi-directional load transducer | |
| CN100476385C (en) | Dynamometric support | |
| CN202814525U (en) | Ground platform scale body automatic reset device | |
| Bai et al. | Plane grid structure damage location identification by model curvature | |
| CN106400682A (en) | Force-measurement type laminated rubber bearing based on optical fiber deformation sensor | |
| CN215593662U (en) | Conversion type friction pendulum damping force-measuring support with height adjusting capability | |
| CN206052529U (en) | A kind of vertical force measurement type hyperboloid spheroidal bearer of shock absorption and insulation | |
| CN201772958U (en) | Three-way force sensor | |
| CN207215577U (en) | A kind of fire test loading beam multifunctional slip block assembly | |
| CN208075995U (en) | A kind of plane beam type weighing sensor | |
| CN105758560A (en) | Load sensor containing split type I-shaped elastic element | |
| CN208568049U (en) | A kind of road vehicle dynamic weigher |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C56 | Change in the name or address of the patentee |
Owner name: BEIJING TIEKE SHOUGANG RAIL TECHNOLOGY CO., LTD. Free format text: FORMER NAME: BEIJING RAILWAY SCIENCE SHOUGANG RAILWAY TECHNOLOGY CO., LTD. |
|
| CP01 | Change in the name or title of a patent holder |
Address after: 102206 No. 24 South Road, Shahe Town, Changping District, Beijing Patentee after: Beijing Tieke Shougang Track Technology Co., Ltd. Address before: 102206 No. 24 South Road, Shahe Town, Changping District, Beijing Patentee before: Beijing Tieke Shougang Track Technology Co., Ltd. |